/**
 * @ngdoc directive
 * @name menuToggle
 * @module ionic
 * @restrict AC
 *
 * @description
 * Toggle a side menu on the given side
 *
 * @usage
 * Below is an example of a link within a nav bar. Tapping this link would
 * automatically open the given side menu
 *
 * ```html
 * <ion-view>
 *   <ion-nav-buttons side="left">
 *    <button menu-toggle="left" class="button button-icon icon ion-navicon"></button>
 *   </ion-nav-buttons>
 *  ...
 * </ion-view>
 * ```
 */
IonicModule
.directive('menuToggle', ['$ionicViewService', function($ionicViewService) {
  return {
    restrict: 'AC',
    require: '^ionSideMenus',
    link: function($scope, $element, $attr, sideMenuCtrl) {
      var side = $attr.menuToggle || 'left';
      $element.bind('click', function(){
        if(side === 'left') {
          sideMenuCtrl.toggleLeft();
        } else if(side === 'right') {
          sideMenuCtrl.toggleRight();
        }
      });
    }
  };
}])